{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["process characterization", "material", "machanical property", "application", "machine or equipment", "process parameter"], "input": "Powder bed fusion process is compatible to every engineering material such as metals , ceramics polymers , composites etc ."}
{"process characterization": [], "material": ["engineering material", "as", "ceramics", "composites"], "machanical property": [], "application": [], "machine or equipment": [], "process parameter": []}